ʻO 904l stainless steel Plate he kila kila superaustenitic i hana ʻia no ke kūpaʻa haʻahaʻa a me ke kiʻekiʻe o ka corrosion ma kahi ākea o nā kaiapuni.ʻO ka hui ʻana o ka chromium a me ka nickel content, me ka hoʻohui ʻana o ka molybdenum a me ke keleawe e hāʻawi maikaʻi loa i ka corrosion resistance. i 316L a me 317L.Hoʻokumu ʻia ia i nā kaiapuni waho i loaʻa nā waikawa sulfuric dilute.ʻO 904l ka pā kila kila maikaʻi ke kū'ē i nāʻakika inorganic e like me ka waika phosphoric wela.Hiki ke maʻalahi a hoʻopaʻa ʻia e ke kaʻina hana maʻamau.He ductile loa ka pā ss 904l a hiki ke hana maʻalahi.ʻO ka hoʻohui ʻana o ka molybdenum a me ka nitrogen e hāʻawi i nā lako hana ikaika a pono paha ke hoʻohālikelike ʻia i nā māka 304/304L maʻamau.ʻO ka astm a240 type 904l he kūʻē maikaʻi loa i ka wai kai mahana a me ka hoʻouka kaua chloride.ʻO ke kūpaʻa kiʻekiʻe o ia mea e kū'ē i ke koʻikoʻi corrosion māwae a ma muli o ka nui o ka nickel i loko o kāna haku.Eia kekahi, ʻo ka hoʻohui ʻana o ke keleawe e hoʻomohala i ke kūʻē ʻana i ka sulfuric acid a me nā mea hoʻohaʻahaʻa ʻē aʻe i loko o nā kūlana koʻikoʻi a mālie.Eia naʻe, hāʻule ka paʻa o kēia papa i nā wela kiʻekiʻe, ʻoi aku ma luna o 400 ° C.ASTM A240 UNS N08904 mea hiki ke hoʻonā wela i ka 1090 a 1175 ° C ma o ka hahai ʻana me ke ʻano hoʻomaha wikiwiki.He kūpono ka lāʻau wela no ka paʻakikī.ʻO 1.4539 pepa noi nui nā mea hoʻomaʻemaʻe aila, Pulp a me nā ʻoihana hana pepa, nā mea kanu ʻōpala, etc.
